Finding the Fourth Proportional to 42,728,608.72, 58,965,400.20 and 23,149,983.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,728,608.72 : 58,965,400.20 = 23,149,983.68 : x
2. Step 2: Convert to fraction form
   42,728,608.72/58,965,400.20 = 23,149,983.68/x
3. Step 3: Cross multiply
   42,728,608.72x = 58,965,400.20 × 23,149,983.68
4. Step 4: Simplify right side
   42,728,608.72x = 1,365,048,052,314,668.75
5. Step 5: Solve for x
   x = 1,365,048,052,314,668.75/42,728,608.72
6. Step 6: Final answer
   x = 31,946,934.23